From cdf7de5524a0a4e1ec3f3c64b29054199306504d Mon Sep 17 00:00:00 2001
From: Dmitriy Novozhilov <dmitriy.novozhilov@jetbrains.com>
Date: Tue, 16 Feb 2021 12:43:25 +0300
Subject: [PATCH] [FE] Change message for sealed interfaces with language
 target < 1.5

---
 .../kotlin/resolve/checkers/SealedInterfaceAllowedChecker.kt    | 2 +-
 compiler/testData/cli/jvm/internalArgDisableLanguageFeature.out | 2 +-
 .../tests/sealed/interfaces/sealedInterfacesDisabled.kt         | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/compiler/frontend/src/org/jetbrains/kotlin/resolve/checkers/SealedInterfaceAllowedChecker.kt b/compiler/frontend/src/org/jetbrains/kotlin/resolve/checkers/SealedInterfaceAllowedChecker.kt
index ae9f92c84a8..e8da70a6617 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/resolve/checkers/SealedInterfaceAllowedChecker.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/resolve/checkers/SealedInterfaceAllowedChecker.kt
@@ -18,6 +18,6 @@ object SealedInterfaceAllowedChecker : DeclarationChecker {
         if (descriptor !is ClassDescriptor) return
         if (descriptor.kind != ClassKind.INTERFACE) return
         val keyword = declaration.modifierList?.getModifier(KtTokens.SEALED_KEYWORD) ?: return
-        context.trace.report(Errors.WRONG_MODIFIER_TARGET.on(keyword, KtTokens.SEALED_KEYWORD, KotlinTarget.INTERFACE.description))
+        context.trace.report(Errors.UNSUPPORTED_FEATURE.on(keyword, LanguageFeature.SealedInterfaces to context.languageVersionSettings))
     }
 }
diff --git a/compiler/testData/cli/jvm/internalArgDisableLanguageFeature.out b/compiler/testData/cli/jvm/internalArgDisableLanguageFeature.out
index a3fd0e1c992..9620adcd8e7 100644
--- a/compiler/testData/cli/jvm/internalArgDisableLanguageFeature.out
+++ b/compiler/testData/cli/jvm/internalArgDisableLanguageFeature.out
@@ -7,7 +7,7 @@ This mode is not recommended for production use,
 as no stability/compatibility guarantees are given on
 compiler or generated code. Use it at your own risk!
 
-compiler/testData/cli/jvm/internalArgDisableLanguageFeature.kt:1:1: error: modifier 'sealed' is not applicable to 'interface'
+compiler/testData/cli/jvm/internalArgDisableLanguageFeature.kt:1:1: error: the feature "sealed interfaces" is disabled
 sealed interface A
 ^
 COMPILATION_ERROR
diff --git a/compiler/testData/diagnostics/tests/sealed/interfaces/sealedInterfacesDisabled.kt b/compiler/testData/diagnostics/tests/sealed/interfaces/sealedInterfacesDisabled.kt
index 2ba0a7ccbd9..171b49ff4c2 100644
--- a/compiler/testData/diagnostics/tests/sealed/interfaces/sealedInterfacesDisabled.kt
+++ b/compiler/testData/diagnostics/tests/sealed/interfaces/sealedInterfacesDisabled.kt
@@ -2,4 +2,4 @@
 // !LANGUAGE: -SealedInterfaces
 // !DIAGNOSTICS: -UNUSED_VARIABLE
 
-<!WRONG_MODIFIER_TARGET!>sealed<!> interface Base
+<!UNSUPPORTED_FEATURE!>sealed<!> interface Base